First recorded in 1590–1600; from Latin vacillātus (past participle of vacillāre “to sway to and fro”); see -ate1 (Source: dictionary.com)
Late 16th century (in the sense ‘sway unsteadily’): from Latin vacillat- ‘swayed’, from the verb vacillare. (Source: lexico.com)
Definitions of Vacillate
verb (used without object)
- to waver in mind or opinion; be indecisive or irresolute:
- to sway unsteadily; waver; totter; stagger.
- to oscillate or fluctuate.
- to fluctuate in one's opinions; be indecisive
- to sway from side to side physically; totter or waver
- Waver between different opinions or actions; be indecisive.
- : to waver in mind, will, or feeling : hesitate in choice of opinions or courses
- : to sway through lack of equilibrium
- : fluctuate, oscillate
Example sentences for Vacillate
- I kind of self-edit that out of the history, but they did vacillate for quite a while.
- It seems like you vacillate between 10 and 20 members at any given time.
- Van der Sloot appears to vacillate between apologetic and aloof in his response, captured on hidden camera.
- This was a severe disappointment to Bessy, and left her an alternative that required more than courage, but she did not vacillate.
- Long did he vacillate whether Tom Keane should not be arrested on suspicion.
- "He is too independent to vacillate on account of ridicule," said Ida.
- They vacillate, conforming now to the interest of the wage-workers, now to the interest of the employers.
- It is wiser to be wrong and not hesitate than to vacillate and be right.
Related words & Synonyms
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